Home / 216,482.16-324,607.21-108,394.55

Finding the Fourth Proportional to 216,482.16, 324,607.21 and 108,394.55

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Solution

The fourth proportional to 216,482.16, 324,607.21 and 108,394.55 is: 162,533.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,482.16 : 324,607.21 = 108,394.55 : x
  2. Step 2: Convert to fraction form
    216,482.16/324,607.21 = 108,394.55/x
  3. Step 3: Cross multiply
    216,482.16x = 324,607.21 × 108,394.55
  4. Step 4: Simplify right side
    216,482.16x = 35,185,650,560.68
  5. Step 5: Solve for x
    x = 35,185,650,560.68/216,482.16
  6. Step 6: Final answer
    x = 162,533.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.